Add RSS feed for articles

app/Models/Article.php

@@ -12,10 +12,13 @@
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Collection;
 use Illuminate\Support\Str;
 use Laravel\Scout\Searchable;
+use Spatie\Feed\Feedable;
+use Spatie\Feed\FeedItem;
 
-final class Article extends Model
+final class Article extends Model implements Feedable
 {
     use HasFactory;
     use HasAuthor;
@@ -28,6 +31,8 @@ final class Article extends Model
 
     const TABLE = 'articles';
 
+    const FEED_PAGE_SIZE = 20;
+
     /**
      * @inheritdoc
      */
@@ -319,4 +324,21 @@ public static function nextForSharing(): ?self
             ->orderBy('submitted_at', 'asc')
             ->first();
     }
+
+    public static function getFeedItems(): Collection
+    {
+        return self::paginate(self::FEED_PAGE_SIZE)
+            ->getCollection();
+    }
+
+    public function toFeedItem(): FeedItem
+    {
+        return FeedItem::create()
+            ->id($this->id())
+            ->title($this->title())
+            ->summary($this->excerpt())
+            ->updated($this->updatedAt())
+            ->link(route('articles', $this->slug()))
+            ->authorName($this->author()->name());
+    }
 }

config/feed.php

@@ -1,5 +1,6 @@
 <?php
 
+use App\Models\Article;
 use App\Models\Thread;
 
 return [
@@ -53,5 +54,55 @@
              */
             'contentType' => '',
         ],
+
+        'articles' => [
+            /*
+             * Here you can specify which class and method will return
+             * the items that should appear in the feed. For example:
+             * [App\Model::class, 'getAllFeedItems']
+             *
+             * You can also pass an argument to that method. Note that their key must be the name of the parameter:
+             * [App\Model::class, 'getAllFeedItems', 'parameterName' => 'argument']
+             */
+            'items' => [Article::class, 'getFeedItems'],
+
+            /*
+             * The feed will be available on this url.
+             */
+            'url' => '/articles/feed',
+
+            'title' => 'Laravel.io Articles RSS Feed',
+            'description' => 'The RSS feed for Laravel.io articles contains a list of all articles posted by community members.',
+            'language' => 'en-US',
+
+            /*
+             * The image to display for the feed. For Atom feeds, this is displayed as
+             * a banner/logo; for RSS and JSON feeds, it's displayed as an icon.
+             * An empty value omits the image attribute from the feed.
+             */
+            'image' => '',
+
+            /*
+             * The format of the feed. Acceptable values are 'rss', 'atom', or 'json'.
+             */
+            'format' => 'atom',
+
+            /*
+             * The view that will render the feed.
+             */
+            'view' => 'feed::atom',
+
+            /*
+             * The mime type to be used in the <link> tag. Set to an empty string to automatically
+             * determine the correct value.
+             */
+            'type' => '',
+
+            /*
+             * The content type for the feed response. Set to an empty string to automatically
+             * determine the correct value.
+             */
+            'contentType' => '',
+        ],
     ],
 ];

resources/views/articles/overview.blade.php

@@ -183,6 +183,13 @@
                 <div class="mt-6">
                     <x-moderators :moderators="$moderators" />
                 </div>
+
+                <div class="hidden lg:block mt-6">
+                    <x-buttons.dark-cta class="w-full" href="{{ url('/articles/feed') }}">
+                        <x-heroicon-s-rss class="w-6 h-6 mr-2" />
+                        RSS Feed
+                    </x-buttons.dark-cta>
+                </div>
             </div>
         </div>
     </div>

resources/views/forum/overview.blade.php

@@ -164,7 +164,7 @@
                 </div>
 
                 <div class="hidden lg:block mt-6">
-                    <x-buttons.dark-cta class="w-full">
+                    <x-buttons.dark-cta class="w-full" href="{{ url('/forum/feed') }}">
                         <x-heroicon-s-rss class="w-6 h-6 mr-2" />
                         RSS Feed
                     </x-buttons.dark-cta>